Crystal Clock Oscillator 2785 Series Programmable Type n Model name 2785V Frequency stability of ±100 x 10–6. n Application l For compact mobile information equipment, such as a notebook PC, mobile information terminal, and PC card n Features l PLL technology allows this crystal oscillator to support 1 to 125 MHz. l With the adoption of frequency-writing technology, even the tightest delivery deadline can be met. l Automatic mounting by taping and IR reflow (lead-free) are possible. l Compact and light. Dimensions and weight: 5.0 x 3.2 mm, 1.0 mm, and 0.06 g. Pb Free Absolute maximum rating Power supply voltage (VDD) -0.5 to +7.0 V Storage temperature range -55 to +125 °C n Specifications Model Item TTL d En Output level Frequency range *1 Operating temperature range *2 Frequency stability Power supply voltage [VDD] Current consumption During operation (+5.0 V, 25 °C) max During standby VOL max/VOH min Tr max/Tf max Duty Cycle min. to max. Load (CL) max Oscillation start time max Standby function Number for specifying an order 2785V (MHz) (°C) (×10–6) (V) (mA) (μA) (V) (ns) (%) TTL GATE (ms) 1 ≤ F ≤ 40 40 < F ≤ 70 70 < F ≤ 125 –20 to +70 ±100 +5.0±0.5 25 40 50 50 0.4 V/2.4 V 2.5/2.5 (0.4 V to 2.4 V) 40 to 60 (at 1.4 V) 5 10 of Available (tristate) NSA5314A *1: If you require a product with a frequency not given above, please contact us. n Dimensions *2: If you require a product with an operating temperature range not given above, please contact us. n Output Waveform <TTL> fe Li mm Tf Tr 3.2±0.2 VOH 2.4V 1.4V 5.0±0.2 0.4V 1.0 ±0.2 VOL PAD Connection #1 Standby #2 GND #3 OUTPUT #4 VDD 0V t T n Standby Function #4 2.54±0.1 1.20 1.0±0.1 1.00 C0.5 Reference land pattern 1.20 #1 1.2±0.1 Duty Cycle = t/T × 100 [%] 1.2±0.1 #2 #3 1.40 1.14 1.40 Mount an approx. 0.01 μF bypass capacitor between VDD and GND (close to the product) #1 Input #3 Input Level H (+2 V min.) or OPEN is selected. Oscillation output ON Level L (+0.8 V max.) is selected. High impedance (weak pull-down) n How to Specify an Order Example 1: When ordering a product with model name: 2785V, frequency: 80 MHz, frequency stability: ±100 x 10–6, and power supply voltage: 5.0 V When ordering our products, specify them with an “Ordering Code” that consists of the following: Ordering Code: 2785V – 80.000000M – NSA5314A Model name – Frequency (up to 9 digits) M – Number for specifying an order If you have any queries concerning our standard frequencies and numbers for specifying orders, please contact our sales representatives or visit our homepage (http://www.ndk.com/). cc59_080926_2785V_100_e